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Extension Spring Z-115W-21I Spring steel Ø 1.5 x 8 x 51.5 mm / 180° Scaled prices - Extension Spring Z-115W-21I Quantity Single price [EUR] 1 6.0900 EUR 2 3.8400 EUR 3 2.2300 EUR 7 1.8600 EUR 17 0.9400 EUR 37 0.5800 EUR 75 0.4000 EUR 125 0.3775 EUR 175 0.3713 EUR 250 0.3676 EUR 350 0.3582 EUR 450 0.3516 EUR Extension Spring Buy Product image Extension Spring Z-115W-21I Quantity:Quantity: Add to shopping cart Technical Data - Extension Spring Z-115W-21I Formula symbols Value Unit Description Material EN 10270-1 - type of material Eylet shape 1/1 deutsche - Eylet shape F1 N prestressed spring force L1 mm Prestressed spring length s1 mm prestressed spring deflection F2 N loaded spring force L2 mm loaded spring length s2 mm loaded spring deflection Eyelet position 180 ° Eyelet position d 1.5 mm Wire diameter D mm mean coil diameter De 8 mm outer coil diameter Dh 10.5 mm minimum bush diameter L0 51.5 mm length of unstressed spring, measured from inner edge of loop to inner edge of loop Lk 42.75 mm length of unstressed spring body Ln 70.11 mm maximum spring length, inner loop to inner loop sn 18.61 mm Maximum spring deflection Fn 141.7 N Maximum spring force n pc. Number of aktive coils nt pc. total number of coils Lh 4.37 mm distance of inner edge of loop from the spring body R 6.829 N/mm Spring rate F0 14.55 N initial tension Fntol 14.6 N (+/-) tolerance of maximum spring force L0tol 1.1 mm (+/-) tolerance of unstressed length Detol 0.25 mm (+/-) tolerance of outer coil diameter Oesttol 28 degree (+/-) tolerance of loop position Weight 8.407 g weight of one spring Price group ZE - price group Technical drawing Extension Spring Datasheet Extension Spring Z-115W-21I Spring steel Ø 1.5 x 8 x 51.5 mm / 180° Datasheet download pdf file Metal spring characteristic Extension Spring Z-115W-21I Spring steel Ø 1.5 x 8 x 51.5 mm / 180° Metal spring characteristic download pdf file CAD data Extension Spring Z-115W-21I Spring steel Ø 1.5 x 8 x 51.5 mm / 180° CAD models download: step, stl, iges ... force-path-calculation Extension Spring Z-115W-21I Spring steel Ø 1.5 x 8 x 51.5 mm / 180° force-path-calculation Extension Spring Z-115W-21I Inquiry formular Extension Spring Z-115W-21I Spring steel Ø 1.5 x 8 x 51.5 mm / 180° Inquiry formular Extension Spring Z-115W-21I Similar extension springs to Extension Spring Z-115W-21I Spring steel Ø 1.5 x 8 x 51.5 mm / 180° Below you will find similar Extension Springs that differ from the current spring in terms of material, dimensions and spring force. The spring highlighted in green is the most similar. A similar Extension Spring made from a different material The Extension Spring shown below has the same dimensions but is made of a different material. Please check the spring forces. article number Material d (mm) De (mm) L0 (mm) Fn (N) Ln (mm) sn (mm) R (N/mm) Similarity in %: Overall | Geometrie | Load | Stiffness Z-115W-21I EN 10270-1 1.5 8 51.5 141.7 70.11 18.61 6.829 100.0 | 100.0 | 100.0 | 100.0 RZ-115W-21I 1.4310 1.5 8 51.5 119.8 69.96 18.46 5.865 92.4 | 100.0 | 91.9 | 85.2 Number of similar metal springs: 2 Similar Extension Springs with varying levels of spring force To compare forces, enter the length of the loaded spring [L2] or the loaded spring deflection [s2] and click [Update]. Dimensions are subject to a tolerance of up to +/- 30 %. L2 (mm) loaded spring length s2 (mm) loaded spring deflection Priority De (mm) outer coil diameter L0 (mm) length of unstressed spring, measured from inner edge of loop to inner edge of loop R (N/mm) Spring rate article number De (mm) L0 (mm) R (N/mm) Material Fn (N) Ln (mm) sn (mm) Similarity in %Overall | Geometrie | Load | Stiffness Z-072F-01I 8 40 0.315 EN 10270-1 25.5 115.34 75.34 34.3 | 77.0 | 21.3 | 4.4 Z-075AI 7.1 47.2 0.359 EN 10270-1 28.55 120.26 73.06 35.3 | 77.9 | 22.8 | 5.1 Z-081K-01I 8.5 48.5 0.376 EN 10270-1 33.39 129.94 81.44 37.1 | 82.8 | 23.2 | 5.4 Z-089I 9.4 53 0.435 EN 10270-1 40.52 138.22 85.22 38.1 | 83.0 | 25.2 | 6.2 Z-093I 9 52.2 0.504 EN 10270-1 42.22 128.32 76.12 39.7 | 84.7 | 27.1 | 7.3 Z-094BI 8 60 0.612 EN 10270-1 47.15 130.1 70.1 41.0 | 84.2 | 29.9 | 8.8 Z-094AI 8 50 0.771 EN 10270-1 47.15 105.65 55.65 44.1 | 87.9 | 33.4 | 11.1 Z-097AI 7.3 56.5 0.876 EN 10270-1 51.3 109.74 53.24 43.8 | 83.0 | 35.6 | 12.7 Z-094I 8 42 0.974 EN 10270-1 47.15 86 44 44.9 | 82.7 | 37.8 | 14.1 Z-097I 7.3 49.4 1.031 EN 10270-1 51.3 94.63 45.23 46.1 | 84.6 | 38.7 | 14.9 Z-100OI 7.5 53.6 1.44 EN 10270-1 65.14 94.98 41.38 51.3 | 87.7 | 45.5 | 20.7 Z-115I 7.5 55.3 2.791 EN 10270-1 92.22 85.35 30.05 64.6 | 90.1 | 63.5 | 40.3 Z-129I 9.6 51.8 5.322 EN 10270-1 144.1 76.65 24.85 85.0 | 92.2 | 86.6 | 76.2 Z-115W-22I 8 60.5 5.606 EN 10270-1 141.7 83.18 22.68 89.4 | 95.0 | 91.0 | 82.1 Z-115W-21I 8 51.5 6.829 EN 10270-1 141.7 70.11 18.61 100.0 | 100.0 | 100.0 | 100.0 Z-130E-03I 8 46 11.319 EN 10270-1 168.4 59.31 13.31 77.5 | 94.4 | 77.8 | 60.2 Z-130SI 9 55.4 11.695 EN 10270-1 209 70.83 15.43 73.3 | 88.4 | 75.4 | 56.2 Number of similar metal springs: 16 Customs tariff number: 73202085; Extension Spring Z-115W-21I Country of origin: DE, German; Extension Spring Z-115W-21I Product image - Extension Springs Z-115W-21I QR-Code: Extension Spring Z-115W-21I